filereader.cpp Example File

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 #include "filereader.h"
 #include "trace.h"
 #include <QtCore/QCoreApplication>
 #include <QtCore/QDir>
 #include <QtCore/QFile>
 #include <QtCore/QFileInfo>
 #include <QtCore/QTextStream>

 QString adjustPath(const QString &path)
 {
 #ifdef Q_OS_UNIX
 #ifdef Q_OS_MAC
     if (!QDir::isAbsolutePath(path))
         return QCoreApplication::applicationDirPath()
                 + QLatin1String("/../Resources/") + path;
 #else
     QString pathInInstallDir;
     const QString applicationDirPath = QCoreApplication::applicationDirPath();
     pathInInstallDir = QString::fromLatin1("%1/../%2").arg(applicationDirPath, path);

     if (QFileInfo(pathInInstallDir).exists())
         return pathInInstallDir;
 #endif
 #endif
     return path;
 }

 QString FileReader::readFile(const QString &fileName)
 {
     qtTrace() << "FileReader::readFile" << "fileName" << fileName;
     QString content;
     QFile file(adjustPath(fileName));
     if (file.open(QIODevice::ReadOnly)) {
         QTextStream stream(&file);
         content = stream.readAll();
     }
     return content;
 }